Cat #	Holes	Length
2135.03	3 Holes	37 mm
2135.04	4 Holes	49 mm
2135.05	5 Holes	61 mm
2135.06	6 Holes	73 mm
2135.07	7 Holes	85 mm
2135.08	8 Holes	97 mm
2135.09	9 Holes	109 mm
2135.10	10 Holes	121 mm